//
// Created by 吴锐 on 2022/3/1.
//

#include "iostream"
#include "vector"

using namespace std;

void test01(){
    vector<int> v;
    v.reserve(100000);

    int num = 0;
    int* p = NULL;

    for(int i = 0 ; i < 100000 ; i++){
        v.push_back(i);
        if(p != &v[0]){
            p = &v[0];
            num++;
        }
    }

    cout << "num = " << num << endl;
}

int main(){
    test01();
    return 0;
}